Kaitlin is a moderately popular girls' name in England & Wales, ranking #484 in 1996 with 57 recorded births. This places Kaitlin in the top 10% of ranked UK girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2004 with 233 births ranking #198. In 1996, approximately 1 in every 5,193 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.